Home / 10,814.25-16,221.39-2,606.25

Finding the Fourth Proportional to 10,814.25, 16,221.39 and 2,606.25

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Solution

The fourth proportional to 10,814.25, 16,221.39 and 2,606.25 is: 3,909.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,814.25 : 16,221.39 = 2,606.25 : x
  2. Step 2: Convert to fraction form
    10,814.25/16,221.39 = 2,606.25/x
  3. Step 3: Cross multiply
    10,814.25x = 16,221.39 × 2,606.25
  4. Step 4: Simplify right side
    10,814.25x = 42,276,997.69
  5. Step 5: Solve for x
    x = 42,276,997.69/10,814.25
  6. Step 6: Final answer
    x = 3,909.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.